How to use computeIfPresent method of org.assertj.core.test.jdk11.ImmutableCollections class

Best Assertj code snippet using org.assertj.core.test.jdk11.ImmutableCollections.computeIfPresent

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...649 public V computeIfAbsent(K key, Function<? super K, ? extends V> mf) {650 throw uoe();651 }652 @Override653 public V computeIfPresent(K key, BiFunction<? super K, ? super V, ? extends V> rf) {654 throw uoe();655 }656 @Override657 public V merge(K key, V value, BiFunction<? super V, ? super V, ? extends V> rf) {658 throw uoe();659 }660 @Override661 public V put(K key, V value) {662 throw uoe();663 }664 @Override665 public void putAll(Map<? extends K, ? extends V> m) {666 throw uoe();667 }...

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computeIfPresent

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1import org.assertj.core.test.jdk11.ImmutableCollections;2import java.util.Map;3public class ImmutableCollectionsTest {4 public static void main(String[] args) {5 Map<String, String> map = ImmutableCollections.of("key1", "value1");6 map.computeIfPresent("key1", (key, value) -> value + " updated");7 System.out.println(map.get("key1"));8 }9}

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computeIfPresent

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1import static org.assertj.core.api.Assertions.assertThat;2import static org.assertj.core.test.jdk11.ImmutableCollections.*;3import java.util.Map;4import org.junit.jupiter.api.Test;5public class ImmutableCollectionsTest {6 public void should_compute_if_present() {7 Map<String, Integer> map = of("one", 1, "two", 2, "three", 3);8 map.computeIfPresent("two", (key, value) -> value * 2);9 assertThat(map).containsEntry("two", 4);10 }11}12package org.assertj.core.test.jdk11;13import java.util.Map;14public class ImmutableCollections {15 public static <K, V> Map<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {16 return Map.of(k1, v1, k2, v2, k3, v3);17 }18}19package org.assertj.core.test.jdk11;20import java.util.Map;21public class ImmutableCollections {22 public static <K, V> Map<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {23 return Map.of(k1, v1, k2, v2, k3, v3);24 }25}26package org.assertj.core.test.jdk11;27import java.util.Map;28public class ImmutableCollections {29 public static <K, V> Map<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {30 return Map.of(k1, v1, k2, v2, k3, v3);31 }32}33package org.assertj.core.test.jdk11;34import java.util.Map;35public class ImmutableCollections {36 public static <K, V> Map<K, V> of(K k1, V v1, K k2, V v2, K k3, V v3) {37 return Map.of(k1, v1, k2, v2, k3, v3);38 }39}40package org.assertj.core.test.jdk11;41import java.util.Map;42public class ImmutableCollections {43 public static <K, V> Map<K, V> of(K k1

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computeIfPresent

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1import org.assertj.core.test.jdk11.ImmutableCollections;2import org.assertj.core.api.Assertions;3import java.util.Map;4class ImmutableCollectionsTest {5 void should_use_computeIfPresent() {6 Map<String, String> map = ImmutableCollections.of("key1", "value1", "key2", "value2");7 map.computeIfPresent("key1", (key, value) -> "newValue");8 Assertions.assertThat(map).containsEntry("key1", "newValue");9 }10}

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